How Toilets Saved the West
The toilets in your home today are radically different than the ones of the 1950s—or even the 1990s—and may be the reason western cities are still habitable.
Greening the Desert With Wastewater
Like a mirage, an ethereal woodland kingdom rises from the Egyptian sands to fight desertification
How Cities Will Avoid Death by Self-Driving Car
Major cities have signaled a commitment to curbing private autonomous vehicles, and their transportation systems are already reaping the benefits.
The Worst CO2 Emitters are Getting a Little Bit Better
Carbon emissions are falling in the countries that emit the most CO2, the result of conservation efforts, more renewable energy and strong climate policies.
Women Scientists Raise Their Decibel Level
To change the misperception that scientists are all old white guys in lab coats, thousands of women scientists are banding together to make their voices heard.
Build Your Own Dialysis Machine!
In clinics and hospitals around the world, doctors and nurses turn household objects into medical instruments. MIT’s Little Devices Lab is giving them the tools to build even better.
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